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Income taxes (Tables)
12 Months Ended
Dec. 31, 2016
Income Tax Disclosure [Abstract]  
Schedule of Income Before Income Taxes

Income before income taxes consisted of the following:

 

 

 

Year ended December 31,

 

 

 

2016

 

 

2015

 

 

2014

 

Domestic

 

$

1,144,544

 

 

$

764,998

 

 

$

1,341,208

 

International

 

 

344,351

 

 

 

(41,862

)

 

 

(31,535

)

 

 

$

1,488,895

 

 

$

723,136

 

 

$

1,309,673

 

 

Components of Income Tax Expense (benefit)

 

Income tax expense (benefit) consisted of the following:

 

 

 

Year ended December 31,

 

 

 

2016

 

 

2015

 

 

2014

 

Current:

 

 

 

 

 

 

 

 

 

 

 

 

Federal

 

$

337,178

 

 

$

183,263

 

 

$

188,302

 

State

 

 

48,771

 

 

 

30,766

 

 

 

30,789

 

International

 

 

1,928

 

 

 

856

 

 

 

1,687

 

Total current income tax

 

$

387,877

 

 

$

214,885

 

 

$

220,778

 

Deferred:

 

 

 

 

 

 

 

 

 

 

 

 

Federal

 

 

93,214

 

 

 

88,718

 

 

 

192,267

 

State

 

 

(27,764

)

 

 

(8,307

)

 

 

32,360

 

International

 

 

2,486

 

 

 

430

 

 

 

938

 

Total deferred income tax

 

$

67,936

 

 

$

80,841

 

 

$

225,565

 

 

 

$

455,813

 

 

$

295,726

 

 

$

446,343

 

 

Reconciliation between U.S. Federal Income Tax Rate and Effective Tax Rate

The reconciliation between the U.S. federal income tax rate and the Company’s effective tax rate is as follows:

 

 

 

Year ended December 31,

 

 

 

2016

 

 

2015

 

 

2014

 

Federal income tax rate

 

 

35.0

%

 

 

35.0

%

 

 

35.0

%

State income taxes, net of federal benefit

 

 

1.2

 

 

 

2.5

 

 

 

3.5

 

International rate differential

 

 

0.2

 

 

 

(1.1

)

 

 

(0.2

)

Gain on APAC JV ownership changes

 

 

(9.8

)

 

 

 

 

 

 

Goodwill impairments

 

 

6.7

 

 

 

11.7

 

 

 

 

Changes in deferred tax valuation allowances

 

 

0.6

 

 

 

2.6

 

 

 

0.6

 

Other

 

 

0.2

 

 

 

1.5

 

 

 

(0.8

)

Impact of noncontrolling interests primarily attributable to

   non-tax paying entities

 

 

(3.5

)

 

 

(11.3

)

 

 

(4.0

)

Effective tax rate

 

 

30.6

%

 

 

40.9

%

 

 

34.1

%

 

Deferred Tax Assets and Liabilities Arising from Temporary Differences

Deferred tax assets and liabilities arising from temporary differences were as follows:

 

 

 

December 31,

 

 

 

2016

 

 

2015

 

Receivables

 

$

19,283

 

 

$

43,393

 

Accrued liabilities

 

 

318,596

 

 

 

272,080

 

Net operating loss carryforwards

 

 

130,456

 

 

 

130,977

 

Other

 

 

147,487

 

 

 

114,805

 

Deferred tax assets

 

 

615,822

 

 

 

561,255

 

Valuation allowance

 

 

(56,016

)

 

 

(57,811

)

Net deferred tax assets

 

 

559,806

 

 

 

503,444

 

Intangible assets

 

 

(1,025,488

)

 

 

(927,761

)

Property and equipment

 

 

(230,870

)

 

 

(205,071

)

Investments in partnerships

 

 

(95,936

)

 

 

(83,584

)

Other

 

 

(16,640

)

 

 

(13,990

)

Deferred tax liabilities

 

 

(1,368,934

)

 

 

(1,230,406

)

Net deferred tax liabilities

 

$

(809,128

)

 

$

(726,962

)

 

Reconciliation of the Beginning and Ending Liability for Unrecognized Tax Benefits that Do Not Meet the More-Likely-than-not Threshold

A reconciliation of the beginning and ending liability for unrecognized tax benefits that do not meet the more-likely-than-not threshold were as follows:

 

 

 

Year ended December 31,

 

 

 

 

2016

 

 

 

2015

 

Beginning balance

 

$

39,011

 

 

$

31,877

 

Additions for tax positions related to current year

 

 

9,714

 

 

 

6,131

 

Additions for tax positions related to prior years

 

 

 

 

 

2,999

 

Reductions related to lapse of applicable statute

 

 

(1,277

)

 

 

(1,996

)

Reductions related to settlements with taxing authorities

 

 

(23,382

)

 

 

 

Ending balance

 

$

24,066

 

 

$

39,011